appl/fs/fs_arladebug.c

   1 /*
   2  * Copyright (c) 1995 - 2001 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #include "fs_local.h"
  35
  36 RCSID("$Id$");
  37
  38 int
  39 arladebug_cmd (int argc, char **argv)
  40 {
  41     int ret;
  42     int flags;
  43
  44     if ((argc > 1 && strncmp("-h", argv[1], 2) == 0) || argc > 2) {
  45         fprintf (stderr, "arladebug [-h] [");
  46         arla_log_print_levels (stderr);
  47         fprintf (stderr, "]\n");
  48         return 0;
  49     }
  50
  51     ret = arla_debug (-1, &flags);
  52     if (ret) {
  53         fprintf (stderr, "arla_debug: %s\n", strerror(ret));
  54         return 0;
  55     }
  56
  57     if (argc == 1) {
  58         char buf[1024];
  59
  60         unparse_flags (flags, arla_deb_units, buf, sizeof(buf));
  61         printf ("arladebug is: %s\n", buf);
  62     } else if (argc == 2) {
  63         const char *textflags = argv[1];
  64
  65         ret = parse_flags (textflags, arla_deb_units, flags);
  66         if (ret < 0) {
  67             fprintf (stderr, "arladebug: unknown/bad flags `%s'\n",
  68                      textflags);
  69             return 0;
  70         }
  71
  72         flags = ret;
  73         ret = arla_debug (flags, NULL);
  74         if (ret)
  75             fprintf (stderr, "arla_debug: %s\n", strerror(ret));
  76     }
  77     return 0;
  78 }